./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bf59f873abe32ddc2d99221f4f189da946012506d30fecc03d275d110896ac6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:35:16,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:35:16,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 10:35:16,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:35:16,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:35:16,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:35:16,858 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:35:16,858 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:35:16,859 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:35:16,859 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:35:16,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:35:16,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:35:16,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:35:16,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:35:16,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:35:16,861 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:35:16,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:16,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:16,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:35:16,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:35:16,863 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf59f873abe32ddc2d99221f4f189da946012506d30fecc03d275d110896ac6d [2024-12-02 10:35:17,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:35:17,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:35:17,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:35:17,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:35:17,123 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:35:17,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i [2024-12-02 10:35:19,753 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/data/a13c6e4fb/a0f59316ae90466db2b01da4098f3b65/FLAG28f9a091c [2024-12-02 10:35:20,131 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:35:20,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i [2024-12-02 10:35:20,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/data/a13c6e4fb/a0f59316ae90466db2b01da4098f3b65/FLAG28f9a091c [2024-12-02 10:35:20,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/data/a13c6e4fb/a0f59316ae90466db2b01da4098f3b65 [2024-12-02 10:35:20,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:35:20,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:35:20,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:35:20,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:35:20,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:35:20,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:35:20" (1/1) ... [2024-12-02 10:35:20,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6029923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:20, skipping insertion in model container [2024-12-02 10:35:20,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:35:20" (1/1) ... [2024-12-02 10:35:20,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:35:20,563 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4786] [2024-12-02 10:35:20,563 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4787-4788] [2024-12-02 10:35:20,664 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i[144467,144480] [2024-12-02 10:35:21,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:35:21,179 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:35:21,293 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4786] [2024-12-02 10:35:21,293 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4787-4788] [2024-12-02 10:35:21,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4892] [2024-12-02 10:35:21,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4899] [2024-12-02 10:35:21,302 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i[144467,144480] [2024-12-02 10:35:21,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5709] [2024-12-02 10:35:21,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/11804/dscv_tempdir/dscv/ri/43_2a/drivers/ata/sata_sx4.o.c.prepared"), "i" (726), "i" (12UL)); [5738-5739] [2024-12-02 10:35:21,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:35:21,566 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:35:21,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21 WrapperNode [2024-12-02 10:35:21,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:35:21,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:35:21,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:35:21,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:35:21,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,714 INFO L138 Inliner]: procedures = 151, calls = 818, calls flagged for inlining = 86, calls inlined = 71, statements flattened = 2311 [2024-12-02 10:35:21,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:35:21,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:35:21,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:35:21,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:35:21,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,746 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,977 INFO L175 MemorySlicer]: Split 478 memory accesses to 13 slices as follows [2, 2, 15, 218, 5, 57, 62, 3, 7, 42, 26, 25, 14]. 46 percent of accesses are in the largest equivalence class. The 43 initializations are split as follows [2, 0, 15, 0, 5, 0, 0, 0, 7, 0, 0, 0, 14]. The 278 writes are split as follows [0, 2, 0, 87, 0, 57, 62, 2, 0, 42, 24, 2, 0]. [2024-12-02 10:35:21,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:21,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,044 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:35:22,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:35:22,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:35:22,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:35:22,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (1/1) ... [2024-12-02 10:35:22,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:22,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:22,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:35:22,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba48 [2024-12-02 10:35:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba48 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 10:35:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 10:35:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 10:35:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 10:35:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 10:35:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 10:35:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_reset_port [2024-12-02 10:35:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_reset_port [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 10:35:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_i2c_read [2024-12-02 10:35:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_i2c_read [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_pkt_footer [2024-12-02 10:35:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_pkt_footer [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 10:35:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 10:35:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 10:35:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 10:35:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ata_port_pbar_desc [2024-12-02 10:35:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_port_pbar_desc [2024-12-02 10:35:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 10:35:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 10:35:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-12-02 10:35:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:35:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_dump_hdma [2024-12-02 10:35:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_dump_hdma [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __pdc20621_push_hdma [2024-12-02 10:35:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __pdc20621_push_hdma [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 10:35:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 10:35:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-12-02 10:35:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 10:35:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba28 [2024-12-02 10:35:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba28 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-12-02 10:35:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 10:35:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 10:35:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 10:35:22,179 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 10:35:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 10:35:22,179 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 10:35:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 10:35:22,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 10:35:22,180 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 10:35:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_push_hdma [2024-12-02 10:35:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_push_hdma [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_ata_pkt [2024-12-02 10:35:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_ata_pkt [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 10:35:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 10:35:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-12-02 10:35:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-12-02 10:35:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:35:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:35:22,660 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:35:22,662 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:35:26,810 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 10:35:43,058 INFO L? ?]: Removed 1013 outVars from TransFormulas that were not future-live. [2024-12-02 10:35:43,058 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:35:43,080 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:35:43,080 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 10:35:43,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:43 BoogieIcfgContainer [2024-12-02 10:35:43,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:35:43,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:35:43,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:35:43,088 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:35:43,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:35:20" (1/3) ... [2024-12-02 10:35:43,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49260d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:35:43, skipping insertion in model container [2024-12-02 10:35:43,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:21" (2/3) ... [2024-12-02 10:35:43,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49260d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:35:43, skipping insertion in model container [2024-12-02 10:35:43,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:43" (3/3) ... [2024-12-02 10:35:43,091 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i [2024-12-02 10:35:43,106 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:35:43,109 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i that has 26 procedures, 739 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-12-02 10:35:43,181 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:35:43,192 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@83f04e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:35:43,192 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:35:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 738 states, 576 states have (on average 1.4166666666666667) internal successors, (816), 589 states have internal predecessors, (816), 136 states have call successors, (136), 25 states have call predecessors, (136), 24 states have return successors, (131), 131 states have call predecessors, (131), 131 states have call successors, (131) [2024-12-02 10:35:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-12-02 10:35:43,220 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:43,221 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 9, 9, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:43,221 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:43,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:43,226 INFO L85 PathProgramCache]: Analyzing trace with hash 81962204, now seen corresponding path program 1 times [2024-12-02 10:35:43,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:43,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224132797] [2024-12-02 10:35:43,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:43,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2024-12-02 10:35:46,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:46,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224132797] [2024-12-02 10:35:46,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224132797] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:35:46,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:35:46,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:35:46,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136275569] [2024-12-02 10:35:46,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:46,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:35:46,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:46,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:35:46,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:46,816 INFO L87 Difference]: Start difference. First operand has 738 states, 576 states have (on average 1.4166666666666667) internal successors, (816), 589 states have internal predecessors, (816), 136 states have call successors, (136), 25 states have call predecessors, (136), 24 states have return successors, (131), 131 states have call predecessors, (131), 131 states have call successors, (131) Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 10:35:47,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:47,046 INFO L93 Difference]: Finished difference Result 1882 states and 2791 transitions. [2024-12-02 10:35:47,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:35:47,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 283 [2024-12-02 10:35:47,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:47,063 INFO L225 Difference]: With dead ends: 1882 [2024-12-02 10:35:47,063 INFO L226 Difference]: Without dead ends: 1120 [2024-12-02 10:35:47,070 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:47,072 INFO L435 NwaCegarLoop]: 1066 mSDtfsCounter, 612 mSDsluCounter, 1028 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 2094 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:47,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [612 Valid, 2094 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:35:47,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1120 states. [2024-12-02 10:35:47,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1120 to 1118. [2024-12-02 10:35:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 883 states have (on average 1.391845979614949) internal successors, (1229), 896 states have internal predecessors, (1229), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-12-02 10:35:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1612 transitions. [2024-12-02 10:35:47,196 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1612 transitions. Word has length 283 [2024-12-02 10:35:47,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:47,197 INFO L471 AbstractCegarLoop]: Abstraction has 1118 states and 1612 transitions. [2024-12-02 10:35:47,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 10:35:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1612 transitions. [2024-12-02 10:35:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-12-02 10:35:47,211 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:47,211 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 12, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:47,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 10:35:47,211 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:47,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:47,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1755332349, now seen corresponding path program 1 times [2024-12-02 10:35:47,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:47,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453335418] [2024-12-02 10:35:47,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:47,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2024-12-02 10:35:50,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:50,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453335418] [2024-12-02 10:35:50,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453335418] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:35:50,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:35:50,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:35:50,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554097413] [2024-12-02 10:35:50,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:50,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:35:50,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:50,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:35:50,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:50,176 INFO L87 Difference]: Start difference. First operand 1118 states and 1612 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 10:35:50,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:50,727 INFO L93 Difference]: Finished difference Result 2222 states and 3205 transitions. [2024-12-02 10:35:50,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:35:50,731 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 327 [2024-12-02 10:35:50,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:50,740 INFO L225 Difference]: With dead ends: 2222 [2024-12-02 10:35:50,741 INFO L226 Difference]: Without dead ends: 1125 [2024-12-02 10:35:50,744 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:50,744 INFO L435 NwaCegarLoop]: 1043 mSDtfsCounter, 3 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2082 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:50,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 2082 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 10:35:50,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2024-12-02 10:35:50,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1119. [2024-12-02 10:35:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1119 states, 884 states have (on average 1.3914027149321266) internal successors, (1230), 897 states have internal predecessors, (1230), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-12-02 10:35:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 1119 states and 1613 transitions. [2024-12-02 10:35:50,800 INFO L78 Accepts]: Start accepts. Automaton has 1119 states and 1613 transitions. Word has length 327 [2024-12-02 10:35:50,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:50,800 INFO L471 AbstractCegarLoop]: Abstraction has 1119 states and 1613 transitions. [2024-12-02 10:35:50,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 10:35:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1613 transitions. [2024-12-02 10:35:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2024-12-02 10:35:50,810 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:50,810 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 12, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:50,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:35:50,810 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:50,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:50,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1817580489, now seen corresponding path program 1 times [2024-12-02 10:35:50,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:50,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142347309] [2024-12-02 10:35:50,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2024-12-02 10:35:53,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:53,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142347309] [2024-12-02 10:35:53,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142347309] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:53,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043097276] [2024-12-02 10:35:53,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:53,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:53,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:53,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:53,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:35:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:56,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 3774 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:35:56,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:35:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 10:35:56,905 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:35:56,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043097276] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:35:56,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:35:56,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 10:35:56,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291987163] [2024-12-02 10:35:56,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:56,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:35:56,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:56,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:35:56,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:35:56,908 INFO L87 Difference]: Start difference. First operand 1119 states and 1613 transitions. Second operand has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2024-12-02 10:35:56,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:56,987 INFO L93 Difference]: Finished difference Result 1123 states and 1617 transitions. [2024-12-02 10:35:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:35:56,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 343 [2024-12-02 10:35:56,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:56,996 INFO L225 Difference]: With dead ends: 1123 [2024-12-02 10:35:56,996 INFO L226 Difference]: Without dead ends: 1120 [2024-12-02 10:35:56,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:35:56,998 INFO L435 NwaCegarLoop]: 1045 mSDtfsCounter, 0 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:56,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2084 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:35:57,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1120 states. [2024-12-02 10:35:57,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1120 to 1120. [2024-12-02 10:35:57,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1120 states, 885 states have (on average 1.390960451977401) internal successors, (1231), 898 states have internal predecessors, (1231), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-12-02 10:35:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 1120 states and 1614 transitions. [2024-12-02 10:35:57,051 INFO L78 Accepts]: Start accepts. Automaton has 1120 states and 1614 transitions. Word has length 343 [2024-12-02 10:35:57,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:57,052 INFO L471 AbstractCegarLoop]: Abstraction has 1120 states and 1614 transitions. [2024-12-02 10:35:57,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2024-12-02 10:35:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1614 transitions. [2024-12-02 10:35:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2024-12-02 10:35:57,062 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:57,063 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 12, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:57,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:35:57,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:57,263 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:57,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:57,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1348095395, now seen corresponding path program 1 times [2024-12-02 10:35:57,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:57,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072675058] [2024-12-02 10:35:57,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2024-12-02 10:35:59,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:59,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072675058] [2024-12-02 10:35:59,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072675058] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:59,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889744265] [2024-12-02 10:35:59,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:59,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:59,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:59,921 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:59,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:36:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:03,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 3779 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:36:03,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-12-02 10:36:03,120 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:36:03,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889744265] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:03,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:36:03,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 10:36:03,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407875402] [2024-12-02 10:36:03,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:03,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:03,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:03,122 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:03,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:36:03,122 INFO L87 Difference]: Start difference. First operand 1120 states and 1614 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 10:36:03,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:03,192 INFO L93 Difference]: Finished difference Result 2230 states and 3215 transitions. [2024-12-02 10:36:03,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:03,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 345 [2024-12-02 10:36:03,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:03,199 INFO L225 Difference]: With dead ends: 2230 [2024-12-02 10:36:03,199 INFO L226 Difference]: Without dead ends: 1131 [2024-12-02 10:36:03,202 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:36:03,203 INFO L435 NwaCegarLoop]: 1044 mSDtfsCounter, 10 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:03,203 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 2084 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:03,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2024-12-02 10:36:03,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 1121. [2024-12-02 10:36:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1121 states, 886 states have (on average 1.3905191873589164) internal successors, (1232), 899 states have internal predecessors, (1232), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-12-02 10:36:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 1615 transitions. [2024-12-02 10:36:03,236 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 1615 transitions. Word has length 345 [2024-12-02 10:36:03,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:03,237 INFO L471 AbstractCegarLoop]: Abstraction has 1121 states and 1615 transitions. [2024-12-02 10:36:03,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 10:36:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1615 transitions. [2024-12-02 10:36:03,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2024-12-02 10:36:03,241 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:03,241 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 12, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:03,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:36:03,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:03,442 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:03,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:03,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1269375219, now seen corresponding path program 1 times [2024-12-02 10:36:03,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:03,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849528173] [2024-12-02 10:36:03,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:03,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2024-12-02 10:36:05,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:05,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849528173] [2024-12-02 10:36:05,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849528173] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:05,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775233142] [2024-12-02 10:36:05,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:05,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:05,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:05,988 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:05,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:36:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:08,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 3804 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:36:08,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2024-12-02 10:36:11,883 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:36:11,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775233142] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:11,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:36:11,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-12-02 10:36:11,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888324687] [2024-12-02 10:36:11,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:11,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:36:11,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:11,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:36:11,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:36:11,886 INFO L87 Difference]: Start difference. First operand 1121 states and 1615 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 10:36:12,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:12,028 INFO L93 Difference]: Finished difference Result 2213 states and 3190 transitions. [2024-12-02 10:36:12,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:36:12,029 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 352 [2024-12-02 10:36:12,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:12,031 INFO L225 Difference]: With dead ends: 2213 [2024-12-02 10:36:12,031 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 10:36:12,036 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:12,037 INFO L435 NwaCegarLoop]: 1033 mSDtfsCounter, 811 mSDsluCounter, 1032 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:12,037 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [811 Valid, 2065 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:12,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 10:36:12,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 10:36:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:12,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 10:36:12,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 352 [2024-12-02 10:36:12,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:12,040 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 10:36:12,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 10:36:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 10:36:12,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 10:36:12,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:36:12,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 10:36:12,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:12,246 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-12-02 10:36:12,247 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 10:36:17,788 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:36:17,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:36:17 BoogieIcfgContainer [2024-12-02 10:36:17,801 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:36:17,802 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:36:17,802 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:36:17,802 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:36:17,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:43" (3/4) ... [2024-12-02 10:36:17,805 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_i2c_read [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_prep_lba28 [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_prep_lba48 [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __pdc20621_push_hdma [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_pkt_footer [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ata_port_pbar_desc [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_reset_port [2024-12-02 10:36:17,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_toio [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_push_hdma [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread8 [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_ata_pkt [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-12-02 10:36:17,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_dump_hdma [2024-12-02 10:36:17,835 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 210 nodes and edges [2024-12-02 10:36:17,839 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2024-12-02 10:36:17,842 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-12-02 10:36:17,845 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-02 10:36:17,848 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-02 10:36:17,851 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 10:36:18,067 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 10:36:18,067 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 10:36:18,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:36:18,069 INFO L158 Benchmark]: Toolchain (without parser) took 57894.64ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 108.9MB in the beginning and 147.4MB in the end (delta: -38.4MB). Peak memory consumption was 153.7MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,069 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:36:18,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1392.25ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 108.9MB in the beginning and 261.2MB in the end (delta: -152.3MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.64ms. Allocated memory is still 335.5MB. Free memory was 261.2MB in the beginning and 246.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,070 INFO L158 Benchmark]: Boogie Preprocessor took 392.10ms. Allocated memory is still 335.5MB. Free memory was 246.0MB in the beginning and 188.2MB in the end (delta: 57.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,070 INFO L158 Benchmark]: RCFGBuilder took 20972.91ms. Allocated memory is still 335.5MB. Free memory was 188.2MB in the beginning and 199.2MB in the end (delta: -11.0MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,070 INFO L158 Benchmark]: TraceAbstraction took 34718.35ms. Allocated memory is still 335.5MB. Free memory was 197.8MB in the beginning and 185.1MB in the end (delta: 12.6MB). Peak memory consumption was 680.4MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,071 INFO L158 Benchmark]: Witness Printer took 265.81ms. Allocated memory is still 335.5MB. Free memory was 185.1MB in the beginning and 147.4MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-02 10:36:18,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1392.25ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 108.9MB in the beginning and 261.2MB in the end (delta: -152.3MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.64ms. Allocated memory is still 335.5MB. Free memory was 261.2MB in the beginning and 246.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 392.10ms. Allocated memory is still 335.5MB. Free memory was 246.0MB in the beginning and 188.2MB in the end (delta: 57.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 20972.91ms. Allocated memory is still 335.5MB. Free memory was 188.2MB in the beginning and 199.2MB in the end (delta: -11.0MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. * TraceAbstraction took 34718.35ms. Allocated memory is still 335.5MB. Free memory was 197.8MB in the beginning and 185.1MB in the end (delta: 12.6MB). Peak memory consumption was 680.4MB. Max. memory is 16.1GB. * Witness Printer took 265.81ms. Allocated memory is still 335.5MB. Free memory was 185.1MB in the beginning and 147.4MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4892]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4892] - GenericResultAtLocation [Line: 4899]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4899] - GenericResultAtLocation [Line: 5709]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5709] - GenericResultAtLocation [Line: 5738]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/11804/dscv_tempdir/dscv/ri/43_2a/drivers/ata/sata_sx4.o.c.prepared"), "i" (726), "i" (12UL)); [5738-5739] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4981]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 739 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.1s, OverallIterations: 5, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1441 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1436 mSDsluCounter, 10409 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5178 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5231 mSDtfsCounter, 37 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1056 GetRequests, 1043 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1121occurred in iteration=4, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 2690 NumberOfCodeBlocks, 2690 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2682 ConstructedInterpolants, 0 QuantifiedInterpolants, 3430 SizeOfPredicates, 1 NumberOfNonLiveVariables, 11357 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 5301/5304 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6123]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6263]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 5916]: Location Invariant Derived location invariant: (ldv_spin == 0) RESULT: Ultimate proved your program to be correct! [2024-12-02 10:36:18,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386e9c5b-ab05-4cfa-8e48-a20d60fe7f03/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE